Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 23/10/16 Germany's Angelique Kerber in action during her round robin match Mandatory Credit: Action Images / Lim Yong Teck Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 24/10/16 Russia's Svetlana Kuznetsova reacts during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 25/10/16 Spain's Garbine Muguruza in action during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 25/10/16 Spain's Garbine Muguruza reacts during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 25/10/16 Germany's Angelique Kerber in action during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 25/10/16 Romania's Simona Halep in action during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 25/10/16 Germany's Angelique Kerber celebrates during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 26/10/16 Czech Republic's Karolina Pliskova in action during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 26/10/16 Russia's Svetlana Kuznetsova in action during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 26/10/16 Russia’s Svetlana Kuznetsova celebrates during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 27/10/16 Romania's Simona Halep clutches her left knee during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 27/10/16 Romania's Simona Halep with a bandage on her left knee during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 27/10/16 USA's Madison Keys reacts during her round robin match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 29/10/16 Russia's Svetlana Kuznetsova in action during her semifinal match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 29/10/16 Slovakia's Dominika Cibulkova celebrates during her semifinal match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 29/10/16 Germany's Angelique Kerber in action during her semifinal match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 30/10/16 USA's Bethanie Mattek-Sands and Czech Republic's Lucie Safarova in action during their final match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 30/10/16 Slovakia's Dominika Cibulkova celebrates during her final match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 30/10/16 Slovakia's Dominika Cibulkova celebrates during her final match Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.
Tennis - BNP Paribas WTA Finals - Singapore Indoor Stadium - 30/10/16 Slovakia's Dominika Cibulkova celebrates with the Billie Jean King Trophy Mandatory Credit: Action Images / Yong Teck Lim Livepic EDITORIAL USE ONLY.